9905805

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:131

約数の個数: 96

約数和(自身を含む): 22014720

約数和(自身を除く): 12108915

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 41, 45, 59, 63, 65, 91, 105, 117, 123, 177, 195, 205, 273, 287, 295, 315, 369, 413, 455, 531, 533, 585, 615, 767, 819, 861, 885, 1239, 1365, 1435, 1599, 1845, 2065, 2301, 2419, 2583, 2655, 2665, 3717, 3731, 3835, 4095, 4305, 4797, 5369, 6195, 6903, 7257, 7995, 11193, 11505, 12095, 12915, 16107, 16933, 18585, 18655, 21771, 23985, 26845, 31447, 33579, 34515, 36285, 48321, 50799, 55965, 80535, 84665, 94341, 108855, 152397, 157235, 167895, 220129, 241605, 253995, 283023, 471705, 660387, 761985, 1100645, 1415115, 1981161, 3301935, 9905805]

約数ペア:

[(1, 9905805), (3, 3301935), (5, 1981161), (7, 1415115), (9, 1100645), (13, 761985), (15, 660387), (21, 471705), (35, 283023), (39, 253995), (41, 241605), (45, 220129), (59, 167895), (63, 157235), (65, 152397), (91, 108855), (105, 94341), (117, 84665), (123, 80535), (177, 55965), (195, 50799), (205, 48321), (273, 36285), (287, 34515), (295, 33579), (315, 31447), (369, 26845), (413, 23985), (455, 21771), (531, 18655), (533, 18585), (585, 16933), (615, 16107), (767, 12915), (819, 12095), (861, 11505), (885, 11193), (1239, 7995), (1365, 7257), (1435, 6903), (1599, 6195), (1845, 5369), (2065, 4797), (2301, 4305), (2419, 4095), (2583, 3835), (2655, 3731), (2665, 3717)]